ML20076G482
| ML20076G482 | |
| Person / Time | |
|---|---|
| Site: | Mcguire |
| Issue date: | 06/09/1983 |
| From: | DUKE POWER CO. |
| To: | |
| Shared Package | |
| ML20076G466 | List: |
| References | |
| NUDOCS 8306140686 | |
| Download: ML20076G482 (3) | |
Text
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Duke Power Company McGuire Nuclear Station Unit 2 Reactor Containment Building Integrated Leak Rate Test (ILRT)
Supplement 1 1
l 8306140686 830609 l
PDR ADOCK 05000370 P
.PDR
McGuire Nuclear Station Unit 2 ILRT Supplement 1 Results of Type B and C Leak Rate Tests:
Test Final Conservative Test Results
-3 TP/2/A/1200/16, Isolation 1452.61 seem = 3.0178573 x 10 %/ Day Valves Leak Rate Test
-3 TP/2/A/1200/15, Mechanical 1900.0 scem = 1.7062726 x 10 %/ Day Penetrations Leak Rate Test
-4 TP/2/A/1200/18, Upper Containment 157.0 sccm = 3.2617399 x 10 %/ Day Personnel Air Lock Leak Rate Test
-4 TP/2/A/1200/19, Lower Containment 172 seem = 3.5733711 x 10 %/ Day Personnel Air Lock Leak Rate Test
-7 TP/2/A/1200/17, Fuel Transfer Tube 0.2 scem = 4.1550826 x 10 %/ Day Leak Rate Test
-4
'IP/2/A/1200/20, Equipment Hatch 90.0 seem = 1.8697872 x 10 %/ Day Leak Rate Test
-6 TP/2/A/1350/24, Electrical Penetra-3.974 seem = 8.2561492 x 10 %/ Day tion 0-Ring Leak Rate Test 1
Formula Used For Conversion:
(%/ Day) = 100% x fl where[1 = Measured leakage of TP in question (1bm/ day) 2 2
l M]
M = Mass of containment vessel at start of 24 hr.
y test (1bm).
=100[P
(%/ Day) = 100% x P V T ) 1440 2 2 2 2 3
RT P V T 2
3 3 2
}
1 1
RT 3
where P = Test Pressure of type B or C test (PSIA) 2 V = Test leakage results (CFM) 2 T = Temp. of Vessel at start of 24 hour2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> test 3
= 546.17 R
To convert SCCM to CFM at test conditions:
CFM=SCCMx(conversionfactortoSCFM)x[
14.7 )
= SCCM x (3.5314667 x 10-5)/
14.7 P
inPSIA) 2 P = Pressure of Vessel at start of 24 hour2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> test = 29.355 (PSIA) 3 3
V = Volume of Vessel = 1,239,759 ft 3
T = Use 80*F(540'R) as standard for type B and C test Temperatures 2
1440 = Conversion Factor from %/ min to %/ Day 14.7 = Standard Referenced Atmospheric Pressure (PSIA)